英语词汇“socially useful labor”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	socially useful labor
释义	socially useful labor 公益劳动
随便看	mode envelope mode equation mode error mode estimate mode estimation mode evaluation mode evolution mode evolution coupling mode excitation Mode excitation method mode exciter mode expander Mode expanding mode expansion layer mode-expansion method mode expansion propagation method Mode experiment mode extension mode extraction mode factor mode fiber modefied modefied casein modefied fish oil mode field